Sift 1/8 cup Sugar Twin and flour together four times. Beat egg whites and cream of tartar until foamy. Add remaining sugar a little at a time, beating in well. Add flavorings and beat until very stiff. Fold flour into egg white and sugar mixture, sifting small amounts at a time. Pour into 10-inch ungreased tube pan. Cut through with a spatula to remove air bubbles. Bake at 275 degrees for 30 minutes, then raise the heat to 300 degrees and bake until done. Invert pan over bottle neck for one hour before removing form pan. Makes 12 servings.